/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
 * Version: NPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Netscape Public License
 * Version 1.1 (the "License"); you may not use this file except in
 * compliance with the License. You may obtain a copy of the License at
 * http://www.mozilla.org/NPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is mozilla.org code.
 *
 * The Initial Developer of the Original Code is 
 * Netscape Communications Corporation.
 * Portions created by the Initial Developer are Copyright (C) 1998
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *   Pierre Phaneuf <pp@ludusdesign.com>
 *
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either the GNU General Public License Version 2 or later (the "GPL"), or
 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
 * of those above. If you wish to allow use of your version of this file only
 * under the terms of either the GPL or the LGPL, and not to allow others to
 * use your version of this file under the terms of the NPL, indicate your
 * decision by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL or the LGPL. If you do not delete
 * the provisions above, a recipient may use your version of this file under
 * the terms of any one of the NPL, the GPL or the LGPL.
 *
 * ***** END LICENSE BLOCK ***** */

#include "nsICharsetAlias.h"

#include "pratom.h"
#include "nsNativeCharDetDll.h"
#include "nsISupports.h"
#include "nsIComponentManager.h"
#include "nsIFactory.h"
#include "nsIServiceManager.h"
#include "nsCOMPtr.h"
#include "nsICharsetDetector.h"
#include "nsIStringCharsetDetector.h"
#include "nsNativeDetectors.h"


static NS_DEFINE_CID(kJANativeDetectorCID,         NS_JA_NATIVE_DETECTOR_CID);
static NS_DEFINE_CID(kJANativeStringDetectorCID,   NS_JA_NATIVE_STRING_DETECTOR_CID);
static NS_DEFINE_CID(kKONativeDetectorCID,         NS_KO_NATIVE_DETECTOR_CID);
static NS_DEFINE_CID(kKONativeStringDetectorCID,   NS_KO_NATIVE_STRING_DETECTOR_CID);
static NS_DEFINE_CID(kComponentManagerCID, NS_COMPONENTMANAGER_CID);
static NS_DEFINE_IID(kFactoryIID, NS_IFACTORY_IID);

extern "C" NS_EXPORT nsresult NSGetFactory(nsISupports* aServMgr,
                                           const nsCID &aClass,
                                           const char *aClassName,
                                           const char *aContractID,
                                           nsIFactory **aFactory)
{
  if (aFactory == NULL) {
    return NS_ERROR_NULL_POINTER;
  }

  nsIFactory *factory = nsnull;
  if (aClass.Equals(kJANativeDetectorCID)) {
    ;
    //bug#13844 disable this until find out the reason of the freeze
    //factory = NEW_JA_NATIVEDETECTOR_FACTORY();
  } else if (aClass.Equals(kJANativeStringDetectorCID)) {
    factory = NEW_JA_STRING_NATIVEDETECTOR_FACTORY();
  } else if (aClass.Equals(kKONativeDetectorCID)) {
    ;factory = NEW_KO_NATIVEDETECTOR_FACTORY();
  } else if (aClass.Equals(kKONativeStringDetectorCID)) {
    factory = NEW_KO_STRING_NATIVEDETECTOR_FACTORY();
  }

  if(nsnull != factory) {
    nsresult res = factory->QueryInterface(kFactoryIID, (void **) aFactory);
    if (NS_FAILED(res)) {
      *aFactory = NULL;
      delete factory;
    }
    return res;
  }
  return NS_NOINTERFACE;
}

extern "C" NS_EXPORT PRBool NSCanUnload(nsISupports* aServMgr) {
  return PR_FALSE;
}
extern "C" NS_EXPORT nsresult NSRegisterSelf(nsISupports* aServMgr, const char *path)
{
  nsresult rv;

  nsCOMPtr<nsIServiceManager> servMgr(do_QueryInterface(aServMgr, &rv));
  if (NS_FAILED(rv)) return rv;

  nsCOMPtr<nsIComponentManager> compMgr = do_GetService(kComponentManagerCID, &rv);
  if (NS_FAILED(rv)) return rv;

  rv = compMgr->RegisterComponent(kJANativeDetectorCID, 
                                  "Native JA Charset Detector", 
                                  NS_CHARSET_DETECTOR_CONTRACTID_BASE "jams", 
                                  path,
                                  PR_TRUE, PR_TRUE);

  rv = compMgr->RegisterComponent(kJANativeStringDetectorCID, 
                                  "Native JA String Charset Detector", 
                                  NS_STRCDETECTOR_CONTRACTID_BASE "jams", 
                                  path,
                                  PR_TRUE, PR_TRUE);

  rv = compMgr->RegisterComponent(kKONativeDetectorCID, 
                                  "Native KO Charset Detector", 
                                  NS_CHARSET_DETECTOR_CONTRACTID_BASE "koms", 
                                  path,
                                  PR_TRUE, PR_TRUE);

  rv = compMgr->RegisterComponent(kKONativeStringDetectorCID, 
                                  "Native KO String Charset Detector", 
                                  NS_STRCDETECTOR_CONTRACTID_BASE "koms", 
                                  path,
                                  PR_TRUE, PR_TRUE);
  return rv;
}

extern "C" NS_EXPORT nsresult NSUnregisterSelf(nsISupports* aServMgr, const char *path)
{
  nsresult rv;

  nsCOMPtr<nsIServiceManager> servMgr(do_QueryInterface(aServMgr, &rv));
  if (NS_FAILED(rv)) return rv;

  nsCOMPtr<nsIComponentManager> compMgr = do_GetService(kComponentManagerCID, &rv);
  if (NS_FAILED(rv)) return rv;

  rv = compMgr->UnregisterComponent(kJANativeDetectorCID, path);
  rv = compMgr->UnregisterComponent(kJANativeStringDetectorCID, path);
  rv = compMgr->UnregisterComponent(kKONativeDetectorCID, path);
  rv = compMgr->UnregisterComponent(kKONativeStringDetectorCID, path);

  return rv;
}